OpenAI DevDay 2026 keynote live-blogged from San Francisco
OpenAI's annual developer conference, DevDay 2026, is taking place at Fort Mason in San Francisco, with CEO Sam Altman expected to announce updates to ChatGPT and Codex. Multiple outlets, including Simon Willison and Engadget, are live-blogging the keynote and other sessions throughout the day.
Coverage timeline
Simon Willison
I'm at OpenAI DevDay today, in Fort Mason, San Francisco. Same as last year I'll be live blogging the keynote and some other notes during the day. OpenAI gave me a free ticket and a seat in the "creator" area for the keynote. Tags: ai , openai , generative-ai , llms , coding-agents , live-blog
Techmeme
Engadget : A live blog of the OpenAI DevDay 2026 keynote, where Sam Altman is expected to announce ChatGPT and Codex updates — CEO Sam Altman is expected to take the stage today. — All eyes are on OpenAI today as the company prepares to host its annual developer conference.
